for-each select="addressbook/address" and sort : for each « XSLT stylesheet « XML Tutorial

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XML Tutorial » XSLT stylesheet » for each 
5. 45. 7. for-each select="addressbook/address" and sort
File: Data.xml
<?xml version="1.0"?>
<!-- names.xml -->
<addressbook>
  <address>
    <name>
      <title>Mr.</title>
      <first-name>Doris</first-name>
      <last-name>Smith</last-name>
    </name>
    <street>1234 Main Street</street>
    <city>New York</city>
    <state>WI</state>
    <zip>48392</zip>
  </address>
  <address>
    <name>
      <title>Ms.</title>
      <first-name>Jane</first-name>
      <last-name>Lee</last-name>
    </name>
    <street>930-A Chestnut Street</street>
    <city>Twincity</city>
    <state>MA</state>
    <zip>02930</zip>
  </address>
</addressbook>


File: Transform.xslt

<?xml version="1.0"?>
<!-- namegrouper2a.xsl -->
<xsl:stylesheet version="1.0" 
  xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

  <xsl:output method="xml" indent="no"/>

  <xsl:strip-space elements="*"/>

  <xsl:template match="/">
    <addressbook>
      <xsl:for-each select="addressbook/address">
        <xsl:sort select="zip"/>
        <xsl:copy-of select="."/>
      </xsl:for-each>
    </addressbook>
  </xsl:template>
</xsl:stylesheet>

Output:

<?xml version="1.0" encoding="UTF-8"?><addressbook><address><name><title>Ms.</title><first-name>Jane</first-name><last-name>Lee</last-name></name><street>930-A Chestnut Street</street><city>Twincity</city><state>MA</state><zip>02930</zip></address><address><name><title>Mr.</title><first-name>Doris</first-name><last-name>Smith</last-name></name><street>1234 Main Street</street><city>New York</city><state>WI</state><zip>48392</zip></address></addressbook>
5. 45. for each
5. 45. 1. The xsl:for-each element allows all nodes in a node-set to be processed according to the XSLT instructions nested inside the xsl:for-each element.
5. 45. 2. Nested for-each loop with sorting
5. 45. 3. Output xml elements in for-each loop
5. 45. 4. for-each select=preceding-sibling::address[zip=./zip]
5. 45. 5. for-each select=//address[generate-id(.)=generate-id(key(zipcodes, zip)[1])]
5. 45. 6. Use for-each loop to output list items
5. 45. 7. for-each select="addressbook/address" and sort
5. 45. 8. compares sorted and unsorted xsl:for-each element
5. 45. 9. xsl:for-each instruction contains a template, which is applied to each node selected with select attribute.
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